Illustration of group of people looking up at a night sky with the full Moon, and stylized text in many languages.
Image Credit: NASA/Vi Nguyen
Published: September 24, 2021

International Observe the Moon Night is an annual world-wide public engagement program that encourages observation, appreciation, and understanding of our Moon and its connection to NASA planetary science and exploration. Everyone on Earth is invited to join the celebration by hosting or attending an event. For more information about International Observe the Moon Night and how to get involved, visit

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